Class A Driving Test | Idaho 2024 #2 Page 7 of 7
Train for FREE online with our Idaho class A license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a ID CDL class A permit in 2024, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that CDL class A requirements may vary from state to state.
43 . To operate a CMV interstate, a driver must be at least:
In Idaho, you must be at least 18 years old to obtain a CDL. You must be at least 21 years old to be licensed to drive across state lines.
44 . When backing a truck, you should:
Backing a commercial motor vehicle is always dangerous because you cannot see everything behind you. When backing, make frequent checks of the mirrors on both sides of the vehicle.
45 . If your brakes fail on a downgrade, your best hope to stop is to:
If your brakes fail on a downgrade, you will have to look outside your vehicle for a way to stop. Using an escape ramp is the safest way to stop your vehicle.
46 . The ____ between an air compressor and reservoir tank prevents air from escaping if the air compressor has a leak.
A one-way check valve is required to be between an air compressor and the first main reservoir. This valve prevents air from escaping the system if the air compressor develops a leak.
47 . How can you check for a leak in hydraulic brakes?
Check hydraulic brakes by pumping the brake pedal three times before applying firm pressure to the pedal for five seconds. The pedal should not move. If it does, there may be a leak or some other problem in the braking system.
48 . To check the automatic transmission fluid level in some vehicles, you will have to:
In some vehicles, it may be necessary to leave the engine running when checking the automatic transmission fluid level.
49 . Which of the following is acceptable if found during a pre-trip inspection?
When inspecting your tires, verify that there is at least 4/32 of an inch of tread depth in every major groove on the front tires, and tread depth of at least 2/32 of an inch on the other tires. Tires on the same vehicle should all be the same size.
50 . Regrooved tires are:
Regrooved, recapped, or retreaded tires are not permitted to be used on the front of a bus.
See the exact questions that will be on the 2024 Idaho DMV exam.
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